CN105980814B - Method for the sensor unit of vehicle and for manufacturing the sensor unit for vehicle - Google Patents
Method for the sensor unit of vehicle and for manufacturing the sensor unit for vehicle Download PDFInfo
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- CN105980814B CN105980814B CN201480074931.4A CN201480074931A CN105980814B CN 105980814 B CN105980814 B CN 105980814B CN 201480074931 A CN201480074931 A CN 201480074931A CN 105980814 B CN105980814 B CN 105980814B
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- 238000000034 method Methods 0.000 title claims description 28
- 238000004519 manufacturing process Methods 0.000 title claims description 25
- 239000011159 matrix material Substances 0.000 claims abstract description 99
- 230000008093 supporting effect Effects 0.000 claims abstract description 50
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 238000005452 bending Methods 0.000 claims abstract description 20
- 230000008878 coupling Effects 0.000 claims abstract description 13
- 238000010168 coupling process Methods 0.000 claims abstract description 13
- 238000005859 coupling reaction Methods 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims description 38
- 239000007924 injection Substances 0.000 claims description 38
- 239000004033 plastic Substances 0.000 claims description 29
- 229920003023 plastic Polymers 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 13
- 238000002788 crimping Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims 1
- 230000003068 static effect Effects 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 8
- 238000005538 encapsulation Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000013067 intermediate product Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
- G01P1/02—Housings
- G01P1/026—Housings for speed measuring devices, e.g. pulse generator
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
- G01D11/245—Housings for sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
- G01P1/02—Housings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/50—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor for integrated circuit devices, e.g. power bus, number of leads
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The present invention relates to a kind of sensor units (1A) for vehicle, the sensor unit has matrix, sensor circuit (22A) of the matrix carrying at least one sensor contact (26.1A), and there is sensor contacts portion (38A) at first end, and there are cable contacts portion (36) at the second end, wherein, the sensor contacts portion is electrically connected via at least one sensor counterpart contact (38.1A) and at least one sensor contact (26.1A), the cable contacts portion is via at least one cable contacts (36.1) with coupling cable electrical connection, wherein, sensor contacts portion (38A) and cable contacts portion (36) are arranged on common contact supporting (34A).According to the present invention, sensor circuit (22A) is arranged on the end regions of contact supporting (34A), so that sensor circuit (22A) is orientated along desired detection direction (RA), wherein, by the end regions of contact supporting (34A) detection direction (RA) is preset compared with the bending angle (α A) of the longitudinal axis (LA) of matrix (32), and, sensor contacts portion (38A) is surrounded together with sensor circuit (22A) by the can-like sleeve (24A) being fixed on matrix (32), the form fit of the can-like sleeve is in the detection direction (RA) of sensor circuit (22A).
Description
Technical field
The present invention relates to a kind of sensor unit of type according to independent claims 1 for vehicle and a kind of bases
The method of the sensor unit that vehicle is used for for manufacture of the type of independent claims 14.
Background technology
Of today turn is realized by the cable electrical connection that couples that will be encapsulated based on the ASIC of lead frame with twin wire
The structure of fast detector.It is in general, real in the form of simple or is modular by thermoplastic or thermosetting plastics injection encapsulated
Specific to the application of user and the insulation of electrical equipment on existing vehicle.Band is produced on individual production line to be useful for applying
The connection cable of element on vehicle and plug.Therefore, according to working condition, it usually needs conducting wire production line and complicated sensing
Device production line and the traffic program between two production lines.
During injection encapsulated, sensor circuit in other words is usually encapsulated to ASIC by holding unit and is fixed.
Sealing between holding unit and injection encapsulated portion realizes that rib geometry is existed due to temperature by small rib geometry
It is melted in filling process, and then ensures the connection of form fit and material mating.Between connection cable and injection encapsulated portion
The sealing activation (melt on a small quantity) adhered by blending surface and in cooling procedure the contraction in injection encapsulated portion realize.It is logical
Often, it is brazed by laser, is welded direct to by means of the crimping of terminal or crimping interface and by each conducting wire for coupling cable
Realize the lead frame in ASIC encapsulation with coupling the electrical connection between cable on lead frame.The main of structure of today lacks
Point is, since single plastic injection weight big (cooling time is long) and different vehicle apply required fixture and injection moulding tool
Difference it is big, so circulation time is long.Furthermore it is required that the thermoplastic plastic injecting encapsulating portion of sensor circuit is according to sensor
Installation requirement has different geometries in other words for the user's application of unit in the car, is also needed for each new changes
The examination ＆ verification cost of design and processes is wanted, this is because thermal stress and machinery must be avoided during being molded on sensor circuit
Stress.
A kind of magnetic field sensor, especially one kind are for example disclosed in 10 2,005 012 709 A1 of document DE for vehicle
The rotating speed of power train and/or rotation direction sensor of wheel or vehicle.Magnetic field sensor have for sensor element and
The holder of other sensor component is used for if necessary.Holder is implemented to read the area of the end face of side into moulding and at it
There is bag-shaped recess, sensor element is during the injection encapsulated finally using plastics at least along injection pressure direction in domain
It is supported in the bag-shaped recess and is therefore protected from mechanical failure.Have for the coupling assembly of the magnetic field sensor
There is coupling element, tool is there are two connector in the first contact area, and the connector is respectively via crimping connection with coupling
The end for peelling off insulating layer of cable electrically and mechanically connects.In the second contact area, connector can be with sensor element
Connecting conducting wire electrically and mechanically connect.Coupling element is at least partly surrounded by plastic injection encapsulating portion, the plastic injection bag
In transitional region of the envelope portion between the first contact area and the second contact area have window-like recess, the window-like it is recessed
It is sealed during being in the injection moulding process in plastic injection encapsulating portion being molded in mold.Originally, these connectors are in order to make connection
Element be easy to before injection moulding process position and be integrally formed, and followed by by coupling part from and relative to each other absolutely
Edge.
A kind of sensor module is for example disclosed in 10 2,006 029 980 A1 of document DE, it is especially a kind of to be used to feel
Survey wheel of vehicle or the rotating speed of power train of vehicle and/or the sensor module of rotation direction.Sensor module include holder,
At least one sensor element being arranged on holder, the sensor element include at least one port, wherein, the port
Via corresponding connector and at least conducting wire electrical contact for coupling cable at least one tie point.Couple cable
Peelling off the end of insulating layer can for example be connected by crimp and connector electrical connection respectively.Couple an at least conducting wire for cable
End be at least partially embedded together with connector in holder, so as to generate performing member (Vorformling), wherein,
Eliminate at least one tie point for being connected with sensor element.After contact sensor element, using plastic sheath
Cylinder injection encapsulated holder and sensor element.
The content of the invention
Therefore, sensor unit for vehicle of feature, according to the present invention with independent claims 1 and with
Feature, according to the present invention according to independent claims 14 has for manufacturing the method for the sensor unit for vehicle
Following advantage can realize new technology chain, which can will couple the connection of cable and until end user should
The electrical contact of sensor circuit separates.Important plastic injection technique, preferably thermoplastic plastic injecting technique as a result,
Can design on side of wire in other words conducting wire production line, and can with usage type or user using unrelated standard interface
Form uses.Electrical connection between connection cable and sensor circuit is preferably implemented as ASIC circuit (special integrated electricity
Road, English：Application-Specific Integrated Circuit) and be substantially reduced in quantity and complexity
It is carried out on production line by mechanically engaging technique and/or contact process.It specific to user is installed by variable connection scheme
Be connected required applying unit with vehicle, which realizes the further modularization of sensor unit.
Embodiments of the present invention realize shorter be used for by reducing single plastic injection weight in an advantageous manner
The circulation time of injection encapsulated process, and realize by the assembling process of sleeve the raising of the automation of sensor side.Cause
For no longer must injection encapsulated sensor circuit or ASIC circuit, institute is so as to the processing window of realization bigger.In addition, it can be achieved that
The standardization of height and the quantity for being achieved in less frock.In addition, coupling cable module in conducting wire production
It is connected at cable outer layer using plastic encapsulation portion with osculating element.Injection bag is being carried out with osculating element to connection cable as a result,
Identical situation is always obtained during envelope and sealing.In addition, application is physical dimension according to the specific difference of user
It is required that and/or extra demand (such as sealing function or fixed function), the fixed module that can assemble or be molded (its not shadow can be passed through
Ring internal element) simply realize the difference in conducting wire production.In addition, different ASIC encapsulation, such as ball grid array seal
Dress BGA (Ball Grid Array) can (it includes sensor circuit and as sensor producing preassembled sensor assembly
The sleeve of housing) period realization.It, can will be specific according to user or according to vehicle by the cable contacts of the standardization at contact module
Specific modification is transferred in conducting wire production, and conducting wire Commercial cultivation, which simply handles cable, realizes the simple of sensor unit
Assembling and final production.Preferably, cable module and/or contact module and/or fixed module and/or sensor assembly are configured to
Pre-assembled component can manufacture these pre-assembled components apart from each other.
Embodiments of the present invention provide a kind of sensor unit for vehicle, which has matrix,
Sensor circuit of the matrix carrying at least one sensor contact, and there are sensor contacts at first end
Portion and at the second end have cable contacts portion, wherein, sensor contacts portion is via at least one sensor counterpart contact
It is electrically connected at least one sensor contact, cable contacts portion electrically connects via at least one cable contacts with coupling cable
It connects.Sensor contacts portion and cable contacts portion are arranged on common contact supporting.According to the present invention, the such cloth of sensor circuit
It puts on the end regions of contact supporting so that sensor circuit is orientated along desired detection direction.Pass through contact supporting
End regions preset detection direction compared with the bending angle of the longitudinal axis of matrix.In addition, sensor contacts portion and sensing
Device circuit is surrounded together by the sleeve for being fixed on the can-like on matrix, and the form fit of the sleeve of the can-like is in sensor circuit
Detection direction.
Further it is proposed that a kind of method for manufacturing this sensor unit, sensor circuit is arranged in contact supporting
End region and along desired detection direction be orientated.By making the end regions of contact supporting compared with the vertical of matrix
Axis bending bending angle presets detection direction, wherein, sleeve is fixed on matrix, and sleeve surrounds sensor contacts portion
With sensor circuit.Sleeve-shaped is matched with the detection direction of sensor circuit.
It can be realized by the measure enumerated in the dependent claims and improvement project and be provided in independent claims 1
Provided for the sensor unit of vehicle and in independent claims 14 for manufacture for vehicle sensor unit
Method be advantageously improved scheme.
Particularly advantageously, the first detection direction of first sensor circuit can vertically prolong compared with the longitudinal axis of matrix
It stretches, can have so as to the end regions of the first contact supporting compared with the first bending angle of the longitudinal axis of matrix in 80 ° and 90 °
Between scope in numerical value, and the first sleeve is embodied as can-like cylinder, and first sensor circuit sticks on the can-like cylinder
On the end face of body.Alternatively, the second detection direction of second sensor circuit can extend perpendicular to the longitudinal axis of matrix, thus the
The end regions of two contact supportings can have the scope between 0 ° and 30 ° compared with the second bending angle of the longitudinal axis of matrix
In numerical value, and second sleeve is embodied as the can-like cylinder with end face, the first inclined-plane and planation surface, second sensor electricity
Road is sticked on the planation surface.As other alternative solution, the 3rd detection direction of 3rd sensor circuit can be predetermined
Angle compared with matrix longitudinal axis extend, so as to the 3rd contact supporting end regions compared with matrix longitudinal axis
The 3rd bending angle can have in 40 ° and the numerical value in 60 ° of scope, and 3rd sleeve be embodied as having it is first oblique
The can-like cylinder in face, the second inclined-plane and the 3rd inclined-plane, 3rd sensor circuit are sticked on the 3rd inclined-plane.
In a kind of favourable designing scheme of sensor unit according to the present invention, sealing element can be sealed compared with matrix
Sleeve.Sealing element is preferably embodied as O-ring seal, is inserted into the corresponding holding tank in matrix.
In another favourable designing scheme of sensor unit according to the present invention, matrix and contact supporting can be formed and connect
Touch block, wherein, matrix is embodied as plastic injection piece, and plastic injection piece is at least partially around contact supporting.Implement into modeling
The matrix of material moulding at least can reserve recess at cable contacts portion and/or at sensor contacts portion to contact supporting, so as to
It is easy to carry out cable contacts sensor contacts in other words.
Electrical cable contacts portion between connection cable and at least one cable contacts is for example embodied as machinery even
Socket part is preferably implemented as crimping connecting portion and/or puncture type cable connections (Schneidklemmverbindung).For structure
Make cable module, after contact connection cable, can Fluid Sealing injection encapsulated matrix the end with cable contacts portion
Region and the end regions of connection cable.Cable module can be applied according to the user in vehicle and mounting condition vertically or relatively
Couple cable into predetermined angle guiding in matrix.
In another favourable designing scheme of sensor unit according to the present invention, the matrix of fixed module is embodied as
Plastic injection piece, the plastic injection piece can be molded or shift onto the end of the cable side of matrix.Fixed module may include to be molded into
Fixed tabs at matrix, that there is fix eyelet.Cable module can be also integrated into fixed module.It it means that can be altogether
The plastic encapsulation portion of cable module and the matrix of fixed module are constructed in same injection moulding process.
In a kind of favourable designing scheme of the method according to the invention, the bending angle of the end regions of contact supporting
It can be set according to the detection direction of used sensor circuit.The shape of sleeve also can be according to used sensor circuit
Detection direction select.
In another favourable designing scheme of the method according to the invention, matrix is embodied as plastic injection piece, encloses
It is molded around contact supporting, wherein, at least at cable contacts portion and/or sensor contacts portion by recess configuration in the base.
In another favourable designing scheme of the method according to the invention, matrix can be together with sensor circuit and sleeve
Preassembled sensor assembly is formed, which can be connected with cable module and/or fixed module.
In another favourable designing scheme of the method according to the invention, in connection cable and at least one cable contacts
Between electrical cable contacts portion be embodied as mechanical link, be preferably implemented as crimping connecting portion and/or puncture type line
Cable connecting portion.It here, can Fluid Sealing the ground end regions with cable contacts portion of injection encapsulated matrix and connection cable
End regions, to form cable module.
In another favourable designing scheme of the method according to the invention, the matrix of fixed module is embodied as plastics note
Plastic, the plastic injection piece are molded or shift onto the end of the cable side of matrix.Fixed module may include to be molded into it is at matrix,
Fixed tabs with fix eyelet.
Embodiment the invention is shown in the accompanying drawings, and it is described in detail in the following description.In attached drawing
In identical reference numeral represent to implement the element of the same or similar function.
Description of the drawings
Fig. 1 shows the schematical solid of the first embodiment of the sensor unit according to the present invention for vehicle
Figure,
Fig. 2 shows the schematical sectional view of the sensor unit according to the present invention for vehicle of Fig. 1,
Fig. 3 shows the schematical solid of the second embodiment of the sensor unit according to the present invention for vehicle
Figure,
Fig. 4 shows implementation for the sensor unit according to the present invention according to Fig. 1 or Fig. 2 into sensor assembly
The schematical three-dimensional cutaway view of the first embodiment of pre-assembled component,
Fig. 5 shows implementation for sensor unit according to the present invention into the of the pre-assembled component of sensor assembly
The schematical three-dimensional cutaway view of two embodiments,
Fig. 6 shows implementation for sensor unit according to the present invention into the of the pre-assembled component of sensor assembly
The schematical three-dimensional cutaway view of three embodiments,
Fig. 7 shows the schematical figure of the embodiment of the contact supporting for the sensor assembly according to Fig. 1 to Fig. 6
Show,
Fig. 8 shows showing for the intermediate products in contact module of the manufacture for the sensor assembly according to Fig. 1 to Fig. 6
The stereogram of meaning property,
Fig. 9 shows implementation for the first sensor module according to Fig. 4 into the of the pre-assembled component of contact module
The schematical stereogram of one embodiment,
Figure 10 shows the schematical stereogram of the intermediate products in first sensor module of the manufacture according to Fig. 4,
Figure 11 shows the schematical stereogram of the sleeve for the first sensor module according to Fig. 4,
Figure 12 show implementation for the second sensor module according to Fig. 5 into contact module into pre-assembled component
The schematical stereogram of second embodiment,
Figure 13 shows the schematical stereogram of the intermediate products in second sensor module of the manufacture according to Fig. 5,
Figure 14 shows the schematical stereogram of the sleeve for the second sensor module according to Fig. 5,
Figure 15 shows implementation for the 3rd sensor module according to Fig. 6 into the of the pre-assembled component of contact module
The schematical stereogram of three embodiments,
Figure 16 shows the schematical stereogram of the intermediate products in 3rd sensor module of the manufacture according to Fig. 6,
Figure 17 shows the schematical stereogram of the sleeve for the 3rd sensor module according to Fig. 6.
Specific embodiment
As visible from Fig. 1 to Figure 17, sensor unit 1A, 1B's according to the present invention for vehicle is shown
Embodiment respectively include matrix 32, the matrix carrying at least one sensor contact 26.1A, 26.1B, 26.1C,
Sensor circuit 22A, 22B, 22C of 26.2A, 26.2B, 26.2C, and at first end have sensor contacts portion 38A,
38B, 38C and at the second end have cable contacts portion 36, wherein, sensor contacts portion is via at least one sensor
Counterpart contact 38.1A, 38.1B, 38.1C, 38.2A, 38.2B, 38.2C and at least one sensor contact 26.1A, 26.1B,
26.1C, 26.2A, 26.2B, 26.2C are electrically connected, and cable contacts portion is via at least one cable contacts 36.1,36.2 with coupling
Cable 3 is electrically connected.Sensor contacts portion 38A, 38B, 38C and cable contacts portion 36 be arranged on common contact supporting 34A,
On 34B, 34C.According to the present invention, sensor circuit 22A, 22B, 22C is arranged so in the end of contact supporting 34A, 34B, 34C
On region so that sensor circuit 22A, 22B, 22C are orientated along desired detection direction RA, RB, RC.Pass through contact supporting
The end regions of 34A, 34B, 34C preset detection direction compared with bent angle alpha A, α B, α C of the longitudinal axis L A of matrix 32
RA、RB、RC.Sensor contacts portion 38A, 38B, 38C is together with sensor circuit 22A, 22B, 22C by being fixed on matrix 32
Sleeve 24A, 24B, 24C of can-like are surrounded, and the form fit of the sleeve of the can-like is in the detection of sensor circuit 22A, 22B, 22C
Direction RA, RB, RC.
As being also shown in from Fig. 1 to Fig. 3, shown sensor unit 1A, 1B according to the present invention are wrapped respectively
Including cable module 10A, 10B, contact module 30A, fixed module 40A and sensor assembly 20A, the sensor assembly includes sensing
Device circuit 22A, cable module 30 and the sleeve 24A as sensor housing.Sensor assembly 20A, fixed module 40A and cable
Module 10A, 10B can be matched with user's application different in vehicle or installation environment or be matched with different sensor circuits
22A.Fixed module 40A, 40B are for example embodied as pre-assembled component, in connection cable 3 with contacting module 30A, 30B, 30C electricity
Before gas connection, matrix 42A, 42B of fixed module are elapsed and on the matrix 32 fixed to contact module 30B.Alternatively,
Connection cable 3 and contact module 30A, 30B, 30C be electrically connected before, can be by matrix 42A, 42B of fixed module 40A, 40B
It is molded into injection moulding process on the matrix 32 of contact module 30A, 30B, 30C.It, can be by stent as other alternative solution
Matrix 42A, 42B of block 40A, 40B are molded together with the plastic encapsulation portion of cable module 10A, 10B in common injection moulding process
Onto the matrix 32 of contact module 30A, 30B, 30C.
As being also shown in from Fig. 1 to Fig. 3, injection encapsulated has the end regions of the matrix 32 in cable contacts portion 36
Be in contact connection cable 3 end regions, to construct cable module 10A, 10B with plastic encapsulation portion.Such as from Fig. 1 to
As being also shown in Fig. 2, in the first embodiment of sensor unit 1A according to the present invention, the first cable module 10A phases
Connection cable 3 is axially guided for matrix 32.As being also shown from Fig. 3, in sensor unit according to the present invention
In the second embodiment of 1B, the second cable module 10B joins compared with matrix into predetermined angle, herein for 90 ° of angle guiding
Connect cable 3.In addition, matrix 42A, 42B of fixed module 40A, 40B is implemented into plastic injection piece.At matrix 42A, 42B
Fixing piece is disposed with, the fixation that fixing piece is configured with the molding of fix eyelet 46A, 46B in the embodiment illustrated connects
Piece 44A, 44B.Fix eyelet 46A, 46B for example can be used as insertion portion insertion injection mold in or after injection moulding process by
It is pressed into the corresponding opening in fixed tabs 44A, 44B.
As being also shown from Fig. 4, the first detection of the first sensor circuit 22A of first sensor module 20A
Direction RA is axially extended compared with the longitudinal axis L A of matrix 32, so that the end regions of the first contact supporting 34A are compared with base
The first bent angle alpha A of the longitudinal axis L A of body 32 has the numerical value in the scope between 80 ° and 90 °.First sleeve 24A is real
Can-like cylinder is applied into, in the end of closing there is end face 24.1A, first sensor circuit 22A to be sticked on its reading face
On the end face.
As being also shown from Fig. 5, the second detection of the second sensor circuit 22B of second sensor module 20B
Direction RB extends perpendicular to the longitudinal axis L A of matrix 32, so that the end regions of the second contact supporting 34B are compared with matrix 32
The second bent angle alpha B of longitudinal axis L A has in 0 ° and the numerical value in 30 ° of scope.Second sleeve 24B is implemented into end face
The can-like cylinder of 24.1B, the first inclined-plane 24.2B and planation surface 24.3B, second sensor circuit 22B are sticked on its reading face
On the planation surface.
As being also shown from Fig. 6, the 3rd detection of the 3rd sensor circuit 22C of 3rd sensor module 20C
Direction RC obliquely extends at a predetermined angle compared with the longitudinal axis L A of matrix 32, so as to the end region of the 3rd contact supporting 34C
Domain has the numerical value in the scope between 40 ° and 60 ° compared with the 3rd bent angle alpha C of the longitudinal axis L A of matrix 32.3rd
Sleeve 24C implements to pass into the can-like cylinder with the first inclined-plane 24.2C, the second inclined-plane 24.1C and the 3rd inclined-plane 24.3C, the 3rd
Sensor circuit 22C is sticked on its reading face on the 3rd inclined-plane.
As being also shown in from Fig. 4 to Fig. 6, distinguish at the open end 28 of corresponding sleeve 24A, 24B, 24C
Enlarged portion equipped with the edge 29 with bending, the edge of the bending are sticked at circular, the cricoid protrusion of matrix 32.
Along the direction of the end of the sensor side of matrix 32, implementation is disposed with before the cricoid protrusion of matrix 32 into O-ring
Sealing element 5, the sealing element is compared with matrix 32 seal sleeve 24A, 24B, 24C.
As being also shown from Fig. 7, contact supporting 34A, 34B, 34C are implemented into predetermined spaced-apart locations 35
Whole contact supporting 34A, 34B, 34C can be divided into single current access, single electricity by sheet metal bending part by the spaced-apart locations
Logical circulation road makes the cable contacts 36.1,36.2 in cable contacts portion 36 and the sensor of sensor contacts portion 38A, 38B, 38C respectively
Counterpart contact 38.1A, 38.1B, 38.1C, 38.2A, 38.2B, 38.2C are electrically connected.
Electrical cable contacts portion 36 between connection cable 3 and at least one cable contacts 36.1,36.2 is for example real
Mechanical link is applied into, is preferably implemented as crimping connecting portion and/or puncture type cable connections.In shown embodiment
In, cable contacts 36.1,36.2 implement into crimping recess (Crimptaschen), inside be inserted with respectively connection cable 3 list
The end for peelling off insulating layer of line.
As being also shown from Fig. 8, matrix 32 implements into plastic injection piece, at least partially around contact supporting
34A、34B、34C.After the injection moulding process for the matrix 32 of structural contact module 30A, 30B, 30C, cut and lead in electric current
At least one spaced-apart locations 35 between road.Matrix 32 and contact supporting 34A, 34B, 34C are embodied as pre-assembled component, can
The different user's application being matched in vehicle or installation environment are matched with different sensor circuit 22A, 22B, 22C.
As being also shown from Fig. 9 and Figure 10, in the illustrated example, in order to manufacture first sensor module 20A,
Two sensor counterpart contacts 38.1A, 38.2A of first sensor contact site 38A are in the end regions of the first contact supporting 34A
Place bends about 90 ° of the first bent angle alpha A compared with the longitudinal axis L A of matrix 32.Next, by first sensor circuit 22A
Via two sensor contacts 26.1A, 26.2A two biographies corresponding with the sensor contacts portion 38A's of the first contact supporting 34A
Sensor counterpart contact 38.1A, 38.2A electrically and mechanically connects.Two sensor contacts of first sensor circuit 22A
26.1A, 26.2A are for example by being brazed and/or riveting and/or weld and corresponding sensor counterpart contact 38.1A, 38.2A electricity
Gas and mechanically connected.Two sensor contacts 26.1A, 26.2A can be made to be matched with corresponding biography by bending before proceeding
Sensor counterpart contact 38.1A, 38.2A.In the embodiment illustrated, two sensor contacts 26.1A, 26.2A are respectively provided with
Compared with about 90 ° of angles of first sensor circuit 22A.32 and first contact supporting 34A of matrix can be with and without not compiling
In the case of the first sensor circuit 22A of journey formed implement into pre-assembled component contact module 30A, the contact module can
Assigned in different user's application in vehicle or installation environment.After first sensor circuit 22A is contacted, it is shown in FIG. 11
, implement to flow on the end of the first sleeve 24A sensor sides that can elapse matrix 32 of can-like cylinder and with the end
Body hermetically connects.So elapse the first sleeve 24A so that first sensor circuit 22A sticks on end face with its reading face
At 24.1A.
As being also shown from Figure 12 and Figure 13, in the illustrated example, in order to manufacture second sensor module
Two sensor counterpart contacts 38.1B, 38.2B of 20B, sensor contacts portion 38B are in the end regions of the second contact supporting 34B
Place bends about 30 ° of the second bent angle alpha B compared with the longitudinal axis L A of matrix 32.Next, second sensor circuit 22B is passed through
By two sensor contacts 26.1B, 26.2B two sensings corresponding with the sensor contacts portion 38B's of the second contact supporting 34B
Device counterpart contact 38.1B, 38.2B electrically and mechanically connects.Two sensor contact 26.1B of second sensor circuit 22B,
26.2B is for example by being brazed and/or riveting and/or welding and machine electrical with corresponding sensor counterpart contact 38.1B, 38.2B
It connects tool.In the embodiment illustrated, two sensor contacts 26.1B, 26.2B without bending process are placed on
In corresponding sensor counterpart contact 38.1B, 38.2B, and it is respectively provided with the angle compared with about 0 ° of second sensor circuit 22B
Degree.32 and second contact supporting 34B of matrix can be formed in the case of with and without unprogrammed second sensor circuit 22B
Implement into the contact module 30B of pre-assembled component, which can be matched with the different user's applications or installation in vehicle
Environment.After second sensor circuit 22B is contacted, be shown in FIG. 14, implementation is into end face 24.1B, the first inclined-plane
On the end for the sensor side that the second sleeve 24B of the can-like cylinder of 24.2B and planation surface 24.3B can be pushed to matrix 32 simultaneously
And it is hermetically connected with the terminal fluid.So elapse second sleeve 24B so that second sensor circuit 22B is with its reading face
It sticks at planation surface 24.3B.
As being also shown from Figure 15 and Figure 16, in the illustrated example, in order to manufacture 3rd sensor module
Two sensor counterpart contacts 38.1C, 38.2C of 20C, sensor contacts portion 38C are in the end regions of the 3rd contact supporting 34C
Place bends about 45 ° of the 3rd bent angle alpha C compared with the longitudinal axis L A of matrix 32.Next, 3rd sensor circuit 22C is passed through
By two sensor contacts 26.1C, 26.2C two sensings corresponding with the sensor contacts portion 38C's of the 3rd contact supporting 34C
Device counterpart contact 38.1C, 38.2C electrically and mechanically connects.Two sensor contact 26.1C of 3rd sensor circuit 22C,
26.2C is for example by being brazed and/or riveting and/or welding and machine electrical with corresponding sensor counterpart contact 38.1C, 38.2C
Tool connects.Two sensor contacts 26.1C, 26.2C can be made to be matched with corresponding sensor pairing by bending before proceeding
Contact 38.1C, 38.2C.In the embodiment illustrated, two sensor contacts 26.1C, 26.2C are respectively provided with compared with
The angle of three about 30 ° of sensor circuit 22C.32 and the 3rd contact supporting 34C of matrix can be with and without the unprogrammed the 3rd
The contact module 30C implemented into pre-assembled component is formed in the case of sensor circuit 22C, which can be matched with vehicle
In different users' applications or installation environment.After 3rd sensor circuit 22C is contacted, be shown in FIG. 17, implementation
3rd sleeve 24C into the can-like cylinder with the first inclined-plane 24.2C, the second inclined-plane 24.1C and the 3rd inclined-plane 24.3C can be pushed away
It moves on on the end of the sensor side of matrix 32 and is hermetically connected with the terminal fluid.3rd sleeve 24C is so elapsed, is made
3rd sensor circuit 22C is obtained to stick at the 3rd inclined-plane 24.3C with its reading face.
The link position being so designed that between module 10A, 10B, 20A, 20B, 20C, 30A, 30B, 30C, 40A, 40B,
So that it can realize that machinery is pre-fixed and finally connected by laser.It can be real by contact module 30A, 30B, 30C of different length
The difference of the length of existing sensor unit 1A, 1B, without influencing connecting interface, i.e. sensor contacts portion 38A, 38B, 38C and/or
Cable contacts portion 36.
Claims (22)
1. a kind of sensor unit for vehicle, which has matrix (32), and matrix carrying has at least one
The sensor circuit (22A, 22B, 22C) of a sensor contact (26.1A, 26.1B, 26.1C, 26.2A, 26.2B, 26.2C), and
And at first end there is sensor contacts portion (38A, 38B, 38C) and there is cable contacts portion at the second end
(36), wherein, the sensor contacts portion via at least one sensor counterpart contact (38.1A, 38.1B, 38.1C, 38.2A,
38.2B, 38.2C) it is electrical at least one sensor contact (26.1A, 26.1B, 26.1C, 26.2A, 26.2B, 26.2C)
Connection, the cable contacts portion are electrically connected via at least one cable contacts (36.1,36.2) with coupling cable (3), wherein,
The sensor contacts portion (38A, 38B, 38C) and the cable contacts portion (36) be arranged on common contact supporting (34A,
34B, 34C) on, which is characterized in that the sensor circuit (22A, 22B, 22C) be arranged in the contact supporting (34A, 34B,
On end regions 34C) so that the sensor circuit (22A, 22B, 22C) is along desired detection direction (RA, RB, RC)
Orientation, wherein, by the end regions of the contact supporting (34A, 34B, 34C) compared with the longitudinal axis of described matrix (32)
(LA) bending angle (α A, α B, α C) presets the detection direction (RA, RB, RC), and the sensor contacts portion
(38A, 38B, 38C) is together with the sensor circuit (22A, 22B, 22C) by being fixed on the can-like in described matrix (32)
Sleeve (24A, 24B, 24C) surrounds, and the form fit of the sleeve of the can-like is in the spy of the sensor circuit (22A, 22B, 22C)
It surveys direction (RA, RB, RC).
2. sensor unit according to claim 1, which is characterized in that the first detection of first sensor circuit (22A)
Direction (RA) is axially extended compared with the longitudinal axis (LA) of described matrix (32), so as to the end of the first contact supporting (34A)
Region has the scope between 80 ° and 90 ° compared with the first bending angle (α A) of the longitudinal axis (LA) of described matrix (32)
In numerical value, and the first sleeve (24A) is can-like cylinder, and reclining on the end face of the can-like cylinder (24.1A) has described the
One sensor circuit (22A).
3. sensor unit according to claim 1, which is characterized in that the second detection of second sensor circuit (22B)
Longitudinal axis (LA) of the direction (RB) perpendicular to described matrix (32) extends, so as to the end regions phase of the second contact supporting (34B)
There is the numerical value in 0 ° to 30 ° scope for the second bending angle (α B) of the longitudinal axis (LA) of described matrix (32), and
Second sleeve (24B) is the can-like cylinder with end face (24.1B), the first inclined-plane (24.2B) and planation surface (24.3B), at this
Reclining on planation surface has the second sensor circuit (22B).
4. sensor unit according to claim 1, which is characterized in that the 3rd detection of 3rd sensor circuit (22C)
Direction (RC) is obliquely extended with predetermined angle compared with the longitudinal axis (LA) of described matrix (32), so as to the 3rd contact supporting
The end regions of (34C) have compared with the 3rd bending angle (α C) of the longitudinal axis (LA) of described matrix (32) at 40 ° to 60 °
Scope in numerical value, and 3rd sleeve (24C) is oblique with the first inclined-plane (24.2C), the second inclined-plane (24.1C) and the 3rd
The can-like cylinder in face (24.3C), reclining on the 3rd inclined-plane has the 3rd sensor circuit (22C).
5. sensor unit according to any one of claim 1 to 4, which is characterized in that sealing element (5) is compared with described
Matrix (32) seals the sleeve (24A, 24B, 24C).
6. sensor unit according to any one of claim 1 to 4, which is characterized in that described matrix (32) and described
Contact supporting (34A, 34B, 34C) forms contact module (30A, 30B, 30C), wherein, described matrix (32) is plastic injection piece,
The plastic injection piece is at least partially around the contact supporting (34A, 34B, 34C).
7. sensor unit according to claim 6, which is characterized in that implement into the matrix (32) of plastic injection piece at least
At the cable contacts portion (36) and/or the sensor contacts portion (38A, 38B, 38C) to the contact supporting (34A,
34B, 34C) reserve recess.
8. sensor unit according to any one of claim 1 to 4, which is characterized in that it is described connection cable (3) with
The electrical cable contacts portion (36) between at least one cable contacts (36.1,36.2) is mechanical link.
9. sensor unit according to claim 8, which is characterized in that the cable contacts portion (36) is crimping connecting portion
And/or puncture type cable connections.
10. sensor unit according to claim 8, which is characterized in that Fluid Sealing ground injection encapsulated matrix (32)
The end regions of end regions and the connection cable (3) with the cable contacts portion (36), to form cable module
(10A、10B)。
11. sensor unit according to claim 10, which is characterized in that the cable module (10A, 10B) compared with
Described matrix (32) guides the connection cable (3) vertically or into predetermined angle.
12. sensor unit according to claim 10, which is characterized in that fixed module (40A, 40B) matrix (42A,
It is 42B) plastic injection piece, which is molded or shifts onto on the end of cable side of described matrix (32).
13. sensor unit according to claim 12, which is characterized in that the fixed module (40A, 40B) includes mould
Make fixed tabs (44A, 44B) at described matrix (42A, 42B), that there is fix eyelet (46A, 46B).
14. sensor unit according to claim 12, which is characterized in that the cable module (10A, 10B) is integrated into
In the fixed module (40A, 40B).
15. a kind of for manufacturing the method for the sensor unit for vehicle, which has matrix (32), the matrix
Sensor circuit of the carrying at least one sensor contact (26.1A, 26.1B, 26.1C, 26.2A, 26.2B, 26.2C)
(22A, 22B, 22C), and with sensor contacts portion (38A, 38B, 38C) at first end and at the second end
With cable contacts portion (36), wherein, the sensor contacts portion via at least one sensor counterpart contact (38.1A,
38.1B, 38.1C, 38.2A, 38.2B, 38.2C) at least one sensor contact (26.1A, 26.1B, 26.1C,
26.2A, 26.2B, 26.2C) electrical connection, the cable contacts portion is via at least one cable contacts (36.1,36.2) and connection
Cable (3) electrical connection is connect, wherein, the sensor contacts portion (38A, 38B, 38C) and the cable contacts portion (36) are set
On common contact supporting (34A, 34B, 34C), which is characterized in that the sensor circuit (22A, 22B, 22C) is arranged in
On the end regions of the contact supporting (34A, 34B, 34C), and it is orientated along desired detection direction (RA, RB, RC),
In, the end regions by making the contact supporting (34A, 34B, 34C) are curved compared with the longitudinal axis (LA) of described matrix (32)
Heating bending angle (α A, α B, α C) presets the detection direction (RA, RB, RC), and sleeve (24A, 24B, 24C) is solid
It is scheduled in described matrix (32), which surrounds the sensor contacts portion (38A, 38B, 38C) and the sensor circuit
(22A, 22B, 22C), wherein, the form fit of the sleeve is in the detection direction of the sensor circuit (22A, 22B, 22C)
(RA、RB、RC)。
16. according to the method for claim 15, which is characterized in that according to the used sensor circuit (22A,
22B, 22C) detection direction (RA, RB, RC) set the bending angle of the end regions of the contact supporting (34A, 34B, 34C)
It spends (α A, α B, α C), wherein, according to the detection direction (RA, RB, RC) of the used sensor circuit (22A, 22B, 22C)
To select the shape of the sleeve (24A, 24B, 24C).
17. the method according to claim 15 or 16, which is characterized in that described matrix (32) is plastic injection piece, is surrounded
The contact supporting (34A, 34B, 34C) is molded the plastic injection piece, wherein, at least the cable contacts portion (36) and/
Or at the sensor contacts portion (38A, 38B, 38C) by recess configuration in described matrix (32).
18. the method according to claim 15 or 16, which is characterized in that described matrix (32) and the sensor circuit
(22A, 22B, 22C) and the sleeve (24A, 24B, 24C) form preassembled sensor assembly (20A, 20B, 20C) together,
The preassembled sensor assembly is made to be connected with cable module (10A, 10B) and/or fixed module (40A, 40B).
19. the method according to claim 15 or 16, which is characterized in that in the connection cable (3) and described at least one
Electrical cable contacts portion (36) between a cable contacts (36.1,36.2) is mechanical connecting part.
20. according to the method for claim 19, which is characterized in that the cable contacts portion (36) for crimping connecting portion and/
Or puncture type cable connections.
21. according to the method for claim 19, which is characterized in that Fluid Sealing injection encapsulated matrix (32) have institute
State cable contacts portion (36) end regions and it is described connection cable (3) end regions, with formed cable module (10A,
10B)。
22. the method according to claim 15 or 16, which is characterized in that fixed module (40A, 40B) matrix (42A,
It is 42B) plastic injection piece, which is molded or shifted onto the end of the cable side of described matrix (32), wherein, institute
Stating fixed module (40A, 40B) includes being molded at described matrix (42A, 42B), consolidating with fix eyelet (46A, 46B)
Static joining-pin (44A, 44B).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014202192.8A DE102014202192A1 (en) | 2014-02-06 | 2014-02-06 | Sensor unit for a vehicle and method for producing a sensor unit for a vehicle |
| DE102014202192.8 | 2014-02-06 | ||
| PCT/EP2014/076497 WO2015117693A1 (en) | 2014-02-06 | 2014-12-04 | Sensor unit for a vehicle, and method for producing a sensor unit for a vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105980814A CN105980814A (en) | 2016-09-28 |
| CN105980814B true CN105980814B (en) | 2018-06-01 |
Family
ID=52023477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480074931.4A Expired - Fee Related CN105980814B (en) | 2014-02-06 | 2014-12-04 | Method for the sensor unit of vehicle and for manufacturing the sensor unit for vehicle |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10330695B2 (en) |
| JP (1) | JP6328256B2 (en) |
| KR (1) | KR20160117460A (en) |
| CN (1) | CN105980814B (en) |
| DE (1) | DE102014202192A1 (en) |
| WO (1) | WO2015117693A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017214780A1 (en) * | 2017-08-23 | 2019-02-28 | Conti Temic Microelectronic Gmbh | Sensor component, pre-assembly arrangement for a sensor component and method for producing a sensor component |
| DE102017216533A1 (en) * | 2017-09-19 | 2019-03-21 | Robert Bosch Gmbh | Holder for a sensor unit |
| US10451645B2 (en) | 2018-03-12 | 2019-10-22 | Veoneer Us Inc. | Remote sensor construction via integrated vacuum manufacture process |
| US10673184B2 (en) | 2018-03-27 | 2020-06-02 | Veoneer Us Inc. | Rigid electrical connection to strain sensitive sensing component |
| US10524367B2 (en) * | 2018-03-28 | 2019-12-31 | Veoneer Us Inc. | Solderless sensor unit with substrate carrier |
| DE102022211328A1 (en) | 2022-10-26 | 2024-05-02 | Robert Bosch Gesellschaft mit beschränkter Haftung | Sensor assembly for a vehicle |
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- 2014-12-04 CN CN201480074931.4A patent/CN105980814B/en not_active Expired - Fee Related
- 2014-12-04 US US15/116,937 patent/US10330695B2/en not_active Expired - Fee Related
- 2014-12-04 WO PCT/EP2014/076497 patent/WO2015117693A1/en active Application Filing
- 2014-12-04 JP JP2016550252A patent/JP6328256B2/en not_active Expired - Fee Related
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| DE1619507A1 (en) * | 1967-02-28 | 1970-09-10 | Fraenkische Pelzindustrie Maer | Process for achieving color shades in fur skins |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2017506336A (en) | 2017-03-02 |
| JP6328256B2 (en) | 2018-05-23 |
| KR20160117460A (en) | 2016-10-10 |
| CN105980814A (en) | 2016-09-28 |
| WO2015117693A1 (en) | 2015-08-13 |
| DE102014202192A1 (en) | 2015-08-06 |
| US10330695B2 (en) | 2019-06-25 |
| US20170176486A1 (en) | 2017-06-22 |
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